Home / 757,823.12-1,045,796-418,291.46

Finding the Fourth Proportional to 757,823.12, 1,045,796 and 418,291.46

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Solution

The fourth proportional to 757,823.12, 1,045,796 and 418,291.46 is: 577,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,823.12 : 1,045,796 = 418,291.46 : x
  2. Step 2: Convert to fraction form
    757,823.12/1,045,796 = 418,291.46/x
  3. Step 3: Cross multiply
    757,823.12x = 1,045,796 × 418,291.46
  4. Step 4: Simplify right side
    757,823.12x = 437,447,535,702.16
  5. Step 5: Solve for x
    x = 437,447,535,702.16/757,823.12
  6. Step 6: Final answer
    x = 577,242.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.